Respuesta :

Given the cost of movie was increased by 15%
so desired result will be 8+8(15/100)
That gives you designed result of the ticket as 8+1.2=9.2
To find the how much is 15% of 8:

(15 x 8) ÷ 100
120 ÷ 100
1,2.

1,2 = 15% of 8.

To find the new price:

8 + 1,2 = 9,2


Hope it helped!